14 U.S.C. § 252 : US Code - Section 252: Selection boards; composition of boards

Search 14 U.S.C. § 252 : US Code - Section 252: Selection boards; composition of boards

A board convened under section 251 of this title shall consist of
five or more officers on the active duty promotion list who are
serving in or above the grade to which the board may recommend
officers for promotion. No officer may be a member of two
successive boards convened to consider officers of the same grade
for promotion.